EP1541261A1 - Poudre de metal refractaire a faible teneur en oxygene destinee a la metallurgie des poudres - Google Patents

Poudre de metal refractaire a faible teneur en oxygene destinee a la metallurgie des poudres Download PDF

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Publication number
EP1541261A1
EP1541261A1 EP05005428A EP05005428A EP1541261A1 EP 1541261 A1 EP1541261 A1 EP 1541261A1 EP 05005428 A EP05005428 A EP 05005428A EP 05005428 A EP05005428 A EP 05005428A EP 1541261 A1 EP1541261 A1 EP 1541261A1
Authority
EP
European Patent Office
Prior art keywords
powder
metal
ppm
tantalum
oxygen
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP05005428A
Other languages
German (de)
English (en)
Other versions
EP1541261B1 (fr
Inventor
Prabhat H.C.Starck Inc. Kumar
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Materion Newton Inc
Original Assignee
HC Starck Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23487672&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1541261(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by HC Starck Inc filed Critical HC Starck Inc
Priority to EP08161538.7A priority Critical patent/EP1995005B1/fr
Publication of EP1541261A1 publication Critical patent/EP1541261A1/fr
Application granted granted Critical
Publication of EP1541261B1 publication Critical patent/EP1541261B1/fr
Priority to CY20081101302T priority patent/CY1108564T1/el
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon
    • H01G9/042—Electrodes or formation of dielectric layers thereon characterised by the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/30—Making metallic powder or suspensions thereof using chemical processes with decomposition of metal compounds, e.g. by pyrolysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/145—Chemical treatment, e.g. passivation or decarburisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/16—Both compacting and sintering in successive or repeated steps
    • B22F3/162—Machining, working after consolidation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/023—Hydrogen absorption
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/24—Obtaining niobium or tantalum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/14—Refining in the solid state
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/045—Alloys based on refractory metals
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
    • C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
    • C22C32/0031—Matrix based on refractory metals, W, Mo, Nb, Hf, Ta, Zr, Ti, V or alloys thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
    • H01G9/004—Details
    • H01G9/04—Electrodes or formation of dielectric layers thereon
    • H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
    • H01G9/052—Sintered electrodes
    • H01G9/0525—Powder therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
    • B22F2003/208—Warm or hot extruding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
EP05005428A 1999-08-19 2000-08-18 Procédé de production d'une poudre de metal refractaire a faible teneur en oxygene destinee a la metallurgie des poudres Expired - Lifetime EP1541261B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP08161538.7A EP1995005B1 (fr) 1999-08-19 2000-08-18 Poudre de métal réfractaire à faible teneur en oxygène pour le champ de la métallurgie des poudres et origine de l'invention
CY20081101302T CY1108564T1 (el) 1999-08-19 2008-11-13 Διαδικασια παραγωγης δυστηκτης μεταλλικης σκονης χαμηλης περιεκτικοτητας σε οξυγονο για σκονη μεταλλουργιας

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US377077 1995-01-23
US09/377,077 US6261337B1 (en) 1999-08-19 1999-08-19 Low oxygen refractory metal powder for powder metallurgy
EP00959289A EP1200218B1 (fr) 1999-08-19 2000-08-18 Procede de production d'une poudre de metal refractaire a faible teneur en oxygene destinee a la metallurgie des poudres

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP00959289A Division EP1200218B1 (fr) 1999-08-19 2000-08-18 Procede de production d'une poudre de metal refractaire a faible teneur en oxygene destinee a la metallurgie des poudres

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP08161538.7A Division EP1995005B1 (fr) 1999-08-19 2000-08-18 Poudre de métal réfractaire à faible teneur en oxygène pour le champ de la métallurgie des poudres et origine de l'invention

Publications (2)

Publication Number Publication Date
EP1541261A1 true EP1541261A1 (fr) 2005-06-15
EP1541261B1 EP1541261B1 (fr) 2008-08-13

Family

ID=23487672

Family Applications (3)

Application Number Title Priority Date Filing Date
EP00959289A Expired - Lifetime EP1200218B1 (fr) 1999-08-19 2000-08-18 Procede de production d'une poudre de metal refractaire a faible teneur en oxygene destinee a la metallurgie des poudres
EP05005428A Expired - Lifetime EP1541261B1 (fr) 1999-08-19 2000-08-18 Procédé de production d'une poudre de metal refractaire a faible teneur en oxygene destinee a la metallurgie des poudres
EP08161538.7A Expired - Lifetime EP1995005B1 (fr) 1999-08-19 2000-08-18 Poudre de métal réfractaire à faible teneur en oxygène pour le champ de la métallurgie des poudres et origine de l'invention

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP00959289A Expired - Lifetime EP1200218B1 (fr) 1999-08-19 2000-08-18 Procede de production d'une poudre de metal refractaire a faible teneur en oxygene destinee a la metallurgie des poudres

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP08161538.7A Expired - Lifetime EP1995005B1 (fr) 1999-08-19 2000-08-18 Poudre de métal réfractaire à faible teneur en oxygène pour le champ de la métallurgie des poudres et origine de l'invention

Country Status (18)

Country Link
US (1) US6261337B1 (fr)
EP (3) EP1200218B1 (fr)
KR (2) KR100431095B1 (fr)
CN (1) CN1272125C (fr)
AT (2) ATE300377T1 (fr)
AU (1) AU766574B2 (fr)
BR (1) BR0007018A (fr)
CA (1) CA2346957A1 (fr)
CY (1) CY1108564T1 (fr)
CZ (1) CZ20011740A3 (fr)
DE (2) DE60039923D1 (fr)
DK (1) DK1541261T3 (fr)
EA (1) EA002736B1 (fr)
ES (1) ES2313136T3 (fr)
HK (1) HK1040501B (fr)
IL (1) IL142601A (fr)
PT (2) PT1200218E (fr)
WO (1) WO2001012364A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102672181A (zh) * 2012-06-07 2012-09-19 太仓市锦立得粉末冶金有限公司 一种粉末冶金制品的生产工艺

Families Citing this family (38)

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US6521173B2 (en) * 1999-08-19 2003-02-18 H.C. Starck, Inc. Low oxygen refractory metal powder for powder metallurgy
IL132291A0 (en) * 1999-10-08 2001-03-19 Advanced Alloys Technologies L A method for production of tantalum powder with highly developed surface
US6358625B1 (en) * 1999-10-11 2002-03-19 H. C. Starck, Inc. Refractory metals with improved adhesion strength
IL151549A0 (en) 2000-03-01 2003-04-10 Cabot Corp Nitrided valve metals and processes for making the same
EP1340235B1 (fr) * 2000-11-30 2006-08-09 Showa Denko K.K. Poudre pour condensateur, corps fritte et condensateur utilisant ce corps fritte
US20030002043A1 (en) * 2001-04-10 2003-01-02 Kla-Tencor Corporation Periodic patterns and technique to control misalignment
AU2008200187B2 (en) * 2001-05-15 2010-02-18 Showa Denko K.K. Niobium powder, niobium sintered body and capacitor using the sintered body
KR100524166B1 (ko) 2001-05-15 2005-10-25 쇼와 덴코 가부시키가이샤 일산화 니오브분말, 일산화 니오브 소결체 및 일산화니오브 소결체를 사용한 콘덴서
US6780218B2 (en) * 2001-06-20 2004-08-24 Showa Denko Kabushiki Kaisha Production process for niobium powder
US7081148B2 (en) * 2001-09-18 2006-07-25 Praxair S.T. Technology, Inc. Textured-grain-powder metallurgy tantalum sputter target
US6770154B2 (en) 2001-09-18 2004-08-03 Praxair S.T. Technology, Inc. Textured-grain-powder metallurgy tantalum sputter target
MXPA04007104A (es) * 2002-01-23 2004-10-29 Starck H C Inc Productos laminados de pulvimetalurgia de metal refractario de tamano de grano estabilizado.
EP1470561A1 (fr) * 2002-01-24 2004-10-27 H.C. Starck Inc. Fils de connexion de qualite condensateur a resistance a la traction et a durete accrues
US7067197B2 (en) * 2003-01-07 2006-06-27 Cabot Corporation Powder metallurgy sputtering targets and methods of producing same
US20060162822A1 (en) * 2003-01-21 2006-07-27 Richard Malen Capacitor-grade lead wires with increased tensile strength and hardness
DE10304756B4 (de) * 2003-02-05 2005-04-07 W.C. Heraeus Gmbh Sauerstoffangereicherter Niob-Draht
ES2320253T3 (es) * 2003-03-28 2009-05-20 Mitsubishi Materials Corporation Metodo para fabricar una planta desechable y aparato para alinear comprimido crudo.
US7135141B2 (en) * 2003-03-31 2006-11-14 Hitachi Metals, Ltd. Method of manufacturing a sintered body
US20050279630A1 (en) * 2004-06-16 2005-12-22 Dynamic Machine Works, Inc. Tubular sputtering targets and methods of flowforming the same
JP4904341B2 (ja) * 2005-05-05 2012-03-28 ハー．ツェー．スタルク ゲゼルシャフト ミット ベシュレンクテル ハフツング スパッタターゲット及びｘ線アノードを製造又は再処理するための被覆方法
RU2434073C9 (ru) * 2005-05-05 2012-12-27 Х.К. Штарк Гмбх Способ покрытия поверхности субстрата и продукт с нанесенным покрытием
US20080078268A1 (en) * 2006-10-03 2008-04-03 H.C. Starck Inc. Process for preparing metal powders having low oxygen content, powders so-produced and uses thereof
AU2007317650B2 (en) * 2006-11-07 2012-06-14 H.C. Starck Surface Technology and Ceramic Powders GmbH Method for coating a substrate and coated product
US20080145688A1 (en) 2006-12-13 2008-06-19 H.C. Starck Inc. Method of joining tantalum clade steel structures
US8197894B2 (en) 2007-05-04 2012-06-12 H.C. Starck Gmbh Methods of forming sputtering targets
CN101808770A (zh) * 2007-10-15 2010-08-18 高温特殊金属公司 利用回收的废料作为源材料制备钽粉末的方法
US8246903B2 (en) 2008-09-09 2012-08-21 H.C. Starck Inc. Dynamic dehydriding of refractory metal powders
US8043655B2 (en) * 2008-10-06 2011-10-25 H.C. Starck, Inc. Low-energy method of manufacturing bulk metallic structures with submicron grain sizes
CN102189261A (zh) * 2011-05-30 2011-09-21 华中科技大学 一种多孔制件的致密化方法
US9412568B2 (en) 2011-09-29 2016-08-09 H.C. Starck, Inc. Large-area sputtering targets
JP2017512897A (ja) 2014-02-27 2017-05-25 ニンシア オリエント タンタル インダストリー カンパニー、 リミテッド 高純度タンタル粉末及びその調製方法
CN103920880A (zh) * 2014-03-11 2014-07-16 宁夏东方钽业股份有限公司 钽及钽合金棒材的制备方法
US10023953B2 (en) 2014-04-11 2018-07-17 H.C. Starck Inc. High purity refractory metal powders and their use in sputtering targets which may have random texture
KR101488703B1 (ko) * 2014-10-29 2015-02-04 국방과학연구소 탄탈륨 분말 소결체 라이너 및 그 제조방법
US11077524B2 (en) 2016-01-27 2021-08-03 H.C. Starck Inc. Additive manufacturing utilizing metallic wire
JP7034082B2 (ja) 2016-03-03 2022-03-11 エイチ．シー． スターク インコーポレイテッド 付加製造による金属部品の製作
CN111940745B (zh) * 2019-12-30 2024-01-19 宁夏东方钽业股份有限公司 大松装冶金级钽粉的制造方法
CN111560531B (zh) * 2020-04-15 2021-07-09 河南中钻新材料有限公司 一种低氧化物夹杂高性能粉末冶金镍基高温合金的制备方法

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US5242481A (en) * 1989-06-26 1993-09-07 Cabot Corporation Method of making powders and products of tantalum and niobium

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DE69128692T2 (de) * 1990-11-09 1998-06-18 Toyoda Chuo Kenkyusho Kk Titanlegierung aus Sinterpulver und Verfahren zu deren Herstellung
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US4722756A (en) * 1987-02-27 1988-02-02 Cabot Corp Method for deoxidizing tantalum material
US5242481A (en) * 1989-06-26 1993-09-07 Cabot Corporation Method of making powders and products of tantalum and niobium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102672181A (zh) * 2012-06-07 2012-09-19 太仓市锦立得粉末冶金有限公司 一种粉末冶金制品的生产工艺

Also Published As

Publication number Publication date
KR100431095B1 (ko) 2004-05-12
IL142601A (en) 2006-10-05
DE60021579D1 (de) 2005-09-01
CN1272125C (zh) 2006-08-30
ATE300377T1 (de) 2005-08-15
US6261337B1 (en) 2001-07-17
DE60039923D1 (de) 2008-09-25
ES2313136T3 (es) 2009-03-01
HK1040501A1 (en) 2002-06-14
DE60021579T2 (de) 2006-05-24
EA200100441A1 (ru) 2001-10-22
ATE404308T1 (de) 2008-08-15
KR20030087087A (ko) 2003-11-12
AU766574B2 (en) 2003-10-16
EP1200218A1 (fr) 2002-05-02
CN1322157A (zh) 2001-11-14
CA2346957A1 (fr) 2001-02-22
EP1995005B1 (fr) 2015-02-25
EP1541261B1 (fr) 2008-08-13
DK1541261T3 (da) 2008-12-01
HK1040501B (zh) 2007-04-20
EA002736B1 (ru) 2002-08-29
PT1200218E (pt) 2005-11-30
EP1200218B1 (fr) 2005-07-27
AU7063600A (en) 2001-03-13
CY1108564T1 (el) 2014-04-09
EP1995005A1 (fr) 2008-11-26
PT1541261E (pt) 2008-11-12
EP1200218A4 (fr) 2004-04-14
BR0007018A (pt) 2001-07-03
KR100436108B1 (ko) 2004-06-14
WO2001012364A1 (fr) 2001-02-22
KR20010099702A (ko) 2001-11-09
CZ20011740A3 (cs) 2002-02-13

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